Wearable power supply for wireless earbuds

Abstract

A wearable power supply for AirPods® wireless earbuds includes two charging heads for charging the AirPods® wireless earbuds, a charging body neck brackets, and connecting leads. The charging body is connected to the neck brackets; an outer part of each of the neck brackets is a silicone housing. An inner part of each of the neck brackets is a memory steel wire. The two charging heads are connected to the charging body through the connecting leads passing through the neck brackets. Each of the two charging head defines an earbud communication microphone channel. The charging head is provided with a first printed circuit board welded with charging contact terminals and a second printed circuit board welded with a charging indicator lamp. The charging contact terminals are configured to connect to charging contact points of the AirPods® wireless earbud.

What is claimed is: 
     
         1 . A wearable power supply for wireless earbuds, comprising: two charging heads ( 100 ), a charging body ( 400 ), neck brackets ( 300 ), and connecting leads ( 200 ); and the two charging heads ( 100 ) being configured to charge the wireless earbuds, respectively;
 wherein the charging body ( 400 ) is connected to the neck brackets ( 300 ); an outer part of each of the neck brackets ( 300 ) is a silicone housing ( 302 ), and an inner part of each of the neck brackets ( 300 ) is a memory steel wire ( 301 ); and the two charging heads ( 100 ) are connected to the charging body ( 400 ) through the connecting leads ( 200 ) passing through the neck brackets ( 300 );   wherein each of the two charging heads ( 100 ) defines a structural cavity ( 107 ) and an earbud communication microphone channel; and the structural cavities ( 107 ) of the two charging heads ( 100 ) are configured to insert the wireless earbuds, respectively;   wherein each of the two charging heads ( 100 ) comprises a structural body ( 101 ), charging contact terminals ( 102 ), a first printed circuit board ( 103 ), a second printed circuit board ( 104 ), a charging indicator lamp ( 105 ), and a dust-proof screen ( 106 ); the structural body ( 101 ) comprises a silicone sleeve ( 1011 ), a first connector ( 1012 ), a second connector ( 1013 ), and a plastic base ( 1014 );   wherein the charging contact terminals ( 102 ) are welded on the first printed circuit board ( 103 ); the first printed circuit board ( 103 ) is disposed on an upper end of the second connector ( 1013 ); the charging contact terminals ( 102 ) insert into an installing position ( 10121 ) of the first connector ( 1012 ), and the charging contact terminals ( 102 ) are configured to be connected to charging contact points of the respective wireless earbud; the charging indicator lamp ( 105 ) is welded on the second printed circuit board ( 104 ), and the second printed circuit board ( 104 ) is disposed on a lower end of the second connector ( 1013 ) and located inside the second connector ( 1013 ); an end of each of the connecting leads ( 200 ) extends into a corresponding one of the two charging heads ( 100 ); and a welding wire ( 201 ) of each of the connecting leads ( 200 ) is welded to the first printed circuit board ( 103 ) and the second printed circuit board ( 104 ) of the corresponding charging head ( 100 ); the other end of each of the connecting leads ( 200 ) is connected to a printed circuit control board ( 402 ) of the charging body ( 400 ) to charge a corresponding one of the wireless earbuds; and   wherein the first connector ( 1012 ) defines two first sound channel through-holes ( 1021 ); the two first sound channel through-holes ( 1021 ) are configured to be connected to a microphone of the corresponding wireless earbud; the second connector ( 1013 ) defines two second sound channel through-holes ( 1022 ), and the two second sound channel through-holes ( 1022 ) are directly connected to the two first sound channel through-holes ( 1021 ) respectively; the two second sound channel through-holes ( 1022 ) extend to a lower part of the second connector ( 1013 ) to define sound channel ports ( 1024 ) respectively; the sound channel ports ( 1024 ) are matched with the dust-proof screen ( 106 ); the plastic base ( 1014 ) defines a third sound channel through-hole ( 1023 ), and the sound channel ports ( 1024 ) are directly connected to the third sound channel through-hole ( 1023 ); and the two first sound channel through-holes ( 1021 ), the two second sound channel through-holes ( 1022 ), and the third sound channel through-hole ( 1023 ) are interconnected to define the earbud communication microphone channel.   
     
     
         2 . The wearable power supply for the wireless earbuds as claimed  claim 1 , wherein the upper end of the second connector ( 1013 ) defines a first printed circuit board installing position ( 10131 ), and the lower end of the second connector ( 1013 ) defines a second printed circuit board installing position ( 10132 ) located inside the second connector ( 1013 ). 
     
     
         3 . The wearable power supply for the wireless earbuds as claimed  claim 1 , wherein the plastic base ( 1014 ) further defines a light guiding position ( 10141 ) corresponding to the charging indicator lamp ( 105 ) welded on the second printed circuit board ( 104 ). 
     
     
         4 . The wearable power supply for the wireless earbuds as claimed  claim 1 , wherein the first connector ( 1012 ) is disposed below the silicone sleeve ( 1011 ) and shaped by a mold; an inside of the silicone sleeve ( 1011 ) and an inside of the first connector ( 1012 ) together define the structural cavity ( 107 ) configured to insert the respective wireless earbud; an upper opening of the silicone sleeve ( 1011 ) defines a thin silicone opening position ( 108 ) and a thick silicone opening position ( 109 ); the thin silicone opening position ( 108 ) is configured to correspond to an earbud sensing button; and the thick silicone opening position ( 109 ) is configured to enhance insertion of the respective wireless earbud. 
     
     
         5 . The wearable power supply for the wireless earbuds as claimed  claim 1 , wherein the charging body ( 400 ) comprises the printed circuit control board ( 402 ), a battery ( 401 ), power display lights ( 403 ), a charging button ( 404 ), a charging interface ( 405 ), and an alarm ( 406 ); the power display lights ( 403 ), the charging button ( 404 ), the charging interface ( 405 ), and the alarm ( 406 ) are disposed on the printed circuit control board ( 402 ); and the printed circuit control board ( 402 ) is electrically connected to the battery ( 401 ). 
     
     
         6 . The wearable power supply for the wireless earbuds as claimed  claim 1 , wherein a usage method of the wearable power supply is to wear the wearable power supply on a neck; a material of the memory steel wire ( 301 ) is titanium alloy with a memory function; and the memory steel wire ( 301 ) is configured to combine with a lever fulcrum on a back of the neck according to human engineering, thereby achieve the usage method of the wearable power supply. 
     
     
         7 . The wearable power supply for the wireless earbuds as claimed  claim 5 , wherein the alarm ( 406 ) is a buzzer or a vibration motor. 
     
     
         8 . The wearable power supply for the wireless earbuds as claimed  claim 1 , wherein models of the wireless earbuds comprise: AirPods1®, AirPods2®, AirPods3®, AirPods Pro1®, and AirPods Pro2®.